W Yu

Fabrication of refractive microlens in hybrid SiO2/TiO2 sol-gel glass by electron beam lithography.

W Yu, X Yuan, W. Yu, 2003, Optics express.

High sensitive SiO2/TiO2 hybrid sol-gel material for fabrication of 3 dimensional continuous surface relief diffractive optical elements by electron-beam lithography.

W Yu, W. Cheong, L. Yuan, 2002, Optics express.

Cost-effective fabrication of microlenses on hybrid sol-gel glass with a high-energy beam-sensitive gray-scale mask.

N. Ngo, W Yu, W. Cheong, 2002, Optics express.